<!DOCTYPE html>
<p>crbug.com/625604: Don't display fallback content when value attribute is empty rather than null.</p>
<input value="" type="image" style="background-image: url('data:image/gif;base64,R0lGODdhAgACAIABAAAAAP///ywAAAAAAgACAAACA0QCBQA7'); display: block;">
<input value="" type="image" style="display: block;">